You want to take a complete database backup using RMAN. The backup should consist only the used blocks from your database.Which two statements are true about this backup operation?（）A、Backup compression should be enabledB、Parallelism for the channel should be set to 2C、All the files must be backed up as backup setsD、The backup may be stored either on disk or on media with media manager
You want to take a complete database backup using RMAN. The backup should consist only the used blocks from your database.Which two statements are true about this backup operation?（）
- A、Backup compression should be enabled
- B、Parallelism for the channel should be set to 2
- C、All the files must be backed up as backup sets
- D、The backup may be stored either on disk or on media with media manager
相关考题：
You want to take a complete database backup using RMAN. The backup should consist only the used blocks from your database.Which two statements are true about this backup operation?() A. Backup compression should be enabledB. Parallelism for the channel should be set to 2C. All the files must be backed up as backup setsD. The backup may be stored either on disk or on media with media manager
You want to perform an RMAN backup of database as a copy. Which two factors will you consider while performing the backup operation?() A. The backup as copy can only be taken to diskB. The backup as copy can only be taken to tapeC. Backup can be performed only when the instance is shutdownD. Backup will constitute all used and unused blocks in the database
You want to take a complete database backup using RMAN. The backup should consist only the used blocks from your database.Which two statements are true about this backup operation? ()(Choose two.) A. Backup compression should be enabledB. Parallelism for the channel should be set to 2C. All the files must be backed up as backup setsD. The backup may be stored either on disk or on media with media manager
You want to take the backup of the USERS tablespace. It has a single data file of 900 MB. You have tape drives of 300 MB each. The SBT channel is configured for Recovery Manager (RMAN).To accomplish the backup, you issued the following RMAN command:RMAN BACKUP SECTION SIZE 300M TABLESPACE users;Which two statements are true about the execution of the above command? （）(Choose two.)A. The backup piece size will be limited to 300 MBB. The RMAN uses multiplexing to perform backupC. The operation is accomplished using the default channel availableD. The RMAN parallelizes the backup although the parallelism is not set for a channel
You want to perform an RMAN backup of database as a copy. Which two factors will you consider whileperforming the backup operation?() (Choose two). A. The backup as copy can only be taken to diskB. The backup as copy can only be taken to tapeC. Backup can be performed only when the instance is shutdownD. Backup will constitute all used and unused blocks in the database
You want to take a complete database backup using RMAN. The backup should consist onlythe used blocks from your database. Which two statements are true about this backup operation？（） A、 Backup compression should be enabledB、 Parallelism for the channel should be set to 2C、 All the files must be backed up as backup setsD、 The backup may be stored either on disk or on media with media manager
You work as a database administrator for Supportcenter.cn. You are using Recovery Manager （RMAN） to perform backups in your databases. Which four backup operations can be performed using RMAN？（）A、A backup of the target database when it is mountedB、A backup of online redo log files when the database is openC、A backup of only used data blocks in the file beingbeingbackup upD、A backup of online， read/write data files when the database is openE、A backup of only those data blocks that have changed since a previous backupF、A backup of online， read/write data files when the database is in the NOMOUNT state.
Which two statements regarding compressed backups in Recovery Manager （RMAN） are true？（）A、 Backup compression is disabled by default.B、 Backup compression can be used with both backup sets and image copies.C、 Backup compression cannot be enabled using the CONFIGURE command.D、 Backup compression works only if the COMPATIBILITY parameter is set to 9.0.0.0 or higher.E、 Backup compression applies to only backup sets.F、 Backup compression applies to only image copies.
You want to take the backup of the USERS tablespace. It has a single data file of 900 MB. You have tape drives of 300 MB each. The SBT channel is configured for Recovery Manager (RMAN). To accomplish the backup, you issued the following RMAN command: RMAN BACKUP SECTION SIZE 300M TABLESPACE users; Which two statements are true about the execution of the above command? （）(Choose two.)A、The backup piece size will be limited to 300 MBB、The RMAN uses multiplexing to perform backupC、The operation is accomplished using the default channel availableD、The RMAN parallelizes the backup although the parallelism is not set for a channel
You perform differential incremental level 1 backups of your database on each working day and level 0 backup on Sundays， to tape. Which two statements are true about differential incremental backups（）A、The backup performed on Sundays contains all the blocks that have ever been used in the database.B、The backup performed on Sundays contains all the blocks that have changed since the last level 1backup. C、The backup performed on each working day contains all the blocks that have changed since the lastlevel 0 backup.D、The backup performed on Monday contains all the blocks that have changed since the level 0 backup，and every other working day contains all the blocks that have changed since the level 1 backup.
You want to perform an RMAN backup of database as a copy. Which two factors will you consider while performing the backup operation？（）A、 The backup as copy can only be taken to diskB、 The backup as copy can only be taken to tapeC、 Backup can be performed only when the instance is shutdownD、 Backup will constitute all used and unused blocks in the database
Which statement is true about a whole consistent database backup on a database running in ARCHIVELOG mode（）A、The backup will consist of used data blocks only.B、The database must be shut down to accomplish the backup.C、The backup can be accomplished without shutting down the database.D、The backup will contain all database files that have never been backed up.
You want to take the backup of the USERS tablespace. It has a single data file of 900 MB. You have tape drives of 300 MB each. The SBT channel is configured for the RMAN. To accomplish the backup， you issued the following RMAN command： RMAN BACKUP SECTION SIZE 300M TABLESPACE users； Which two statements are true regarding the execution of the above command？（）A、 The RMAN parallelizes the backup although the parallelism is not set for a channel.B、 The backup piece size will be limited to 300 MB.C、 The operation is accomplished using the default channel available.D、 Three channels for the tape drive must be configured by setting the parallelism to three.
Examine the following command used to perform incremental level 0 backup： RMAN BACKUP INCREMENTAL LEVEL 0 DATABASE； To enable the block change tracking， after the incremental level 0 backup you issued the following command： SQL ALTER DATABASE ENABLE BLOCK CHANGE TRACKING USING FILE ’/mydir/ rman_change_track.f’；To perform incremental level 1 cumulative backup， you issued the following command： RMAN BACKUP INCREMENTAL LEVEL 1 CUMULATIVE DATABASE； Which two statements are true in the above situation？（）A、 The block change tracking data will be used only from the next incremental 0 backup.B、 The incremental backup will use change tracking data for accomplishing the backup.C、 The incremental backup will not use change tracking data for accomplishing the backup.D、 The block track file will scan all the blocks and create bitmap for all the blocks backed up in the level 0 backup.
You want to take a complete database backup using RMAN. The backup should consist only the used blocks from your database. Which two statements are true about this backup operation? （）(Choose two.)A、Backup compression should be enabledB、Parallelism for the channel should be set to 2C、All the files must be backed up as backup setsD、The backup may be stored either on disk or on media with media manager
You want to perform an RMAN backup of database as a copy. Which two factors will you consider whileperforming the backup operation?（） (Choose two).A、The backup as copy can only be taken to diskB、The backup as copy can only be taken to tapeC、Backup can be performed only when the instance is shutdownD、Backup will constitute all used and unused blocks in the database
You work as a database administrator for Certkiller .com. According to your backup strategy， you performed an incremental level 0 backup of your database. Which statement regarding this backup is true？（）A、The backup is similar to image copy.B、The backup contains all used data blocks.C、The backup contains only unused data blocks.D、The backup contains all data blocks changed since the last incremental level 1 backup.
According to your backup strategy， you performed an incremental level 0 backup of your database. Which statement regarding this backup is true？（）A、The backup is similar to image copy.B、The backup contains all used data blocks.C、The backup contains only unused data blocks.D、The backup contains all data blocks changed since the last incremental level 1 backup.
多选题You want to perform an RMAN backup of database as a copy. Which two factors will you consider whileperforming the backup operation?（） (Choose two).AThe backup as copy can only be taken to diskBThe backup as copy can only be taken to tapeCBackup can be performed only when the instance is shutdownDBackup will constitute all used and unused blocks in the database
单选题Which statement is true about a whole consistent database backup on a database running in ARCHIVELOG mode（）AThe backup will consist of used data blocks only.BThe database must be shut down to accomplish the backup.CThe backup can be accomplished without shutting down the database.DThe backup will contain all database files that have never been backed up.
多选题You want to perform an RMAN backup of database as a copy. Which two factors will you consider while performing the backup operation？（）AThe backup as copy can only be taken to diskBThe backup as copy can only be taken to tapeCBackup can be performed only when the instance is shutdownDBackup will constitute all used and unused blocks in the database
多选题You want to take the backup of the USERS tablespace. It has a single data file of 900 MB. You have tape drives of 300 MB each. The SBT channel is configured for the RMAN. To accomplish the backup， you issued the following RMAN command： RMAN BACKUP SECTION SIZE 300M TABLESPACE users； Which two statements are true regarding the execution of the above command？（）AThe RMAN parallelizes the backup although the parallelism is not set for a channel.BThe backup piece size will be limited to 300 MB.CThe operation is accomplished using the default channel available.DThree channels for the tape drive must be configured by setting the parallelism to three.
单选题According to your backup strategy， you performed an incremental level 0 backup of your database. Which statement regarding this backup is true？（）AThe backup is similar to image copy.BThe backup contains all used data blocks.CThe backup contains only unused data blocks.DThe backup contains all data blocks changed since the last incremental level 1 backup.
多选题You want to take a complete database backup using RMAN. The backup should consist onlythe used blocks from your database. Which two statements are true about this backup operation？（）ABackup compression should be enabledBParallelism for the channel should be set to 2CAll the files must be backed up as backup setsDThe backup may be stored either on disk or on media with media manager
单选题You work as a database administrator for Certkiller .com. According to your backup strategy， you performed an incremental level 0 backup of your database. Which statement regarding this backup is true？（）AThe backup is similar to image copy.BThe backup contains all used data blocks.CThe backup contains only unused data blocks.DThe backup contains all data blocks changed since the last incremental level 1 backup.
多选题You want to take a complete database backup using RMAN. The backup should consist only the used blocks from your database. Which two statements are true about this backup operation? （）(Choose two.)ABackup compression should be enabledBParallelism for the channel should be set to 2CAll the files must be backed up as backup setsDThe backup may be stored either on disk or on media with media manager
多选题You want to take a complete database backup using RMAN. The backup should consist only the used blocks from your database.Which two statements are true about this backup operation?（）ABackup compression should be enabledBParallelism for the channel should be set to 2CAll the files must be backed up as backup setsDThe backup may be stored either on disk or on media with media manager